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SE9704505L - Rotor unit and lawn mower with such rotor unit for mowing grass at several levels - Google Patents

Rotor unit and lawn mower with such rotor unit for mowing grass at several levels

Info

Publication number
SE9704505L
SE9704505L SE9704505A SE9704505A SE9704505L SE 9704505 L SE9704505 L SE 9704505L SE 9704505 A SE9704505 A SE 9704505A SE 9704505 A SE9704505 A SE 9704505A SE 9704505 L SE9704505 L SE 9704505L
Authority
SE
Sweden
Prior art keywords
rotor unit
rotor
lawn mower
several levels
mowing grass
Prior art date
Application number
SE9704505A
Other languages
Unknown language ( )
Swedish (sv)
Other versions
SE9704505D0 (en
SE511119C2 (en
Inventor
Mats Fischier
Sture Larsson
Original Assignee
Mats Fischier I Baastad Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mats Fischier I Baastad Ab filed Critical Mats Fischier I Baastad Ab
Priority to SE9704505A priority Critical patent/SE511119C2/en
Publication of SE9704505D0 publication Critical patent/SE9704505D0/en
Priority to AU17908/99A priority patent/AU1790899A/en
Priority to PCT/SE1998/002176 priority patent/WO1999030551A1/en
Priority to EP98962745A priority patent/EP1045629A1/en
Publication of SE9704505L publication Critical patent/SE9704505L/en
Publication of SE511119C2 publication Critical patent/SE511119C2/en
Priority to US09/586,597 priority patent/US6269621B1/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/74—Cutting-height adjustment
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/73—Cutting apparatus

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Harvester Elements (AREA)

Abstract

A rotor assembly for lawn mowing comprising at least one rotor operating at a plurality of cutting levels. The rotor assembly has an abutment structure which is arranged at least at the upper cutting levels and has supporting points adjacent to the rotor to keep grass upright while being cut by the rotor.
SE9704505A 1997-12-04 1997-12-04 Rotor unit and lawn mower with such rotor unit for mowing grass at several levels SE511119C2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9704505A SE511119C2 (en) 1997-12-04 1997-12-04 Rotor unit and lawn mower with such rotor unit for mowing grass at several levels
AU17908/99A AU1790899A (en) 1997-12-04 1998-11-30 Rotor assembly and lawnmower having such a rotor assembly for cutting grass at aplurality of levels
PCT/SE1998/002176 WO1999030551A1 (en) 1997-12-04 1998-11-30 Rotor assembly and lawnmower having such a rotor assembly for cutting grass at a plurality of levels
EP98962745A EP1045629A1 (en) 1997-12-04 1998-11-30 Rotor assembly and lawnmower having such a rotor assembly for cutting grass at a plurality of levels
US09/586,597 US6269621B1 (en) 1997-12-04 2000-06-02 Rotor assembly and lawnmower having such a rotor assembly for cutting grass at a plurality of levels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9704505A SE511119C2 (en) 1997-12-04 1997-12-04 Rotor unit and lawn mower with such rotor unit for mowing grass at several levels

Publications (3)

Publication Number Publication Date
SE9704505D0 SE9704505D0 (en) 1997-12-04
SE9704505L true SE9704505L (en) 1999-06-05
SE511119C2 SE511119C2 (en) 1999-08-09

Family

ID=20409248

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9704505A SE511119C2 (en) 1997-12-04 1997-12-04 Rotor unit and lawn mower with such rotor unit for mowing grass at several levels

Country Status (5)

Country Link
US (1) US6269621B1 (en)
EP (1) EP1045629A1 (en)
AU (1) AU1790899A (en)
SE (1) SE511119C2 (en)
WO (1) WO1999030551A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1632127B1 (en) * 2004-09-03 2008-06-25 Robert Bosch Gmbh Improvements in or relating to lawnmowers
US7665286B2 (en) * 2008-04-04 2010-02-23 Butler Walter R Mulch deck attachment baffle system
EP2656720B1 (en) * 2012-04-24 2015-11-04 Robert Bosch GmbH Cutter guard for a lawn mower
US20150359176A1 (en) * 2014-06-16 2015-12-17 Richard Alan Little Lawn mower Deck Opening Guard
DE212016000020U1 (en) 2015-10-13 2017-05-16 Positec Technology (China) Co., Ltd. mowing machine
IT201600128278A1 (en) * 2016-12-19 2018-06-19 Stiga S P A In Breve Anche St S P A Lawn mower with safe cutting deck
IT201600128248A1 (en) * 2016-12-19 2018-06-19 Stiga S P A In Breve Anche St S P A Lawn mower with safe cutting deck
WO2019191622A1 (en) * 2018-03-30 2019-10-03 Irobot Corporation Blade guard for a robot lawnmower

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US990998A (en) * 1910-08-12 1911-05-02 Mark Maldino Lawn-mower.
US2701942A (en) * 1954-02-16 1955-02-15 E L Caldwell & Sons Machine for cutting and harvesting forage or the like
US3032957A (en) * 1959-12-30 1962-05-08 Boyer Martin Automatic rotary lawn mower
US3057140A (en) * 1961-06-23 1962-10-09 Ridenour Charles Amos Power-driven lawn mower with pivotal frame construction
US3091905A (en) * 1962-02-05 1963-06-04 Jr Thomas W Aiken Safety power brush type lawnmower
US3665693A (en) * 1971-03-23 1972-05-30 Herbert R Dacus Mower guard
US3971199A (en) * 1974-10-11 1976-07-27 Iowa State University Research Foundation, Inc. Blade guard for rotary lawn mowers
US4351144A (en) * 1979-06-22 1982-09-28 Salvatore Benenati Comminuting powered lawn mower
FR2468289A1 (en) * 1979-11-05 1981-05-08 Daloz Jacques Horizontal blade for electric or IC engine lawn mower - has flat central portion with upturned cutting ends
US5199251A (en) * 1991-12-19 1993-04-06 Snapper Power Equipment Division Of Fuqua Industries, Inc. Mulching blade including multiple cutting edges
EP0817562A1 (en) * 1995-03-27 1998-01-14 Danny James Brown Lawn mower blade
CA2145557A1 (en) * 1995-03-27 1996-09-28 Danny James Brown Lawn mower blade

Also Published As

Publication number Publication date
AU1790899A (en) 1999-07-05
SE9704505D0 (en) 1997-12-04
SE511119C2 (en) 1999-08-09
EP1045629A1 (en) 2000-10-25
US6269621B1 (en) 2001-08-07
WO1999030551A1 (en) 1999-06-24

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